538237752742 has 4 divisors (see below), whose sum is σ = 807356629116. Its totient is φ = 269118876370.

The previous prime is 538237752727. The next prime is 538237752751. The reversal of 538237752742 is 247257732835.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 247257732835 = 5 ⋅49451546567.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134559438184 + ... + 134559438187.

It is an arithmetic number, because the mean of its divisors is an integer number (201839157279).

Almost surely, 2^538237752742 is an apocalyptic number.

538237752742 is a deficient number, since it is larger than the sum of its proper divisors (269118876374).

538237752742 is a wasteful number, since it uses less digits than its factorization.

538237752742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269118876373.

The product of its digits is 19756800, while the sum is 55.

The spelling of 538237752742 in words is "five hundred thirty-eight billion, two hundred thirty-seven million, seven hundred fifty-two thousand, seven hundred forty-two".